Section 700 - Operation Chapter 6. DSLT FeaturesS-ICX-50-700 S-ICX (International) issued October 2000 245Hardware Requirements• N/AConsiderations• If Onhook Transfer is enabled, the held call is transferred as soon as the extension sending theOHVA hangs up.• If the transferred call is not answered immediately, it will queue for a set time limit, then return tothe extension sending the OHVA by Transfer Recall Timer.• You cannot receive a Call Waiting message during an OHVA.• If you make an OHVA to an SLT, the SLT user and the other party will hear the announcement.Onhook DiallingDescriptionOnhook Dialling allows users to dial without lifting the handset. However, the Digital Single LineTelephone (DSLT) does not have a microphone so you must lift the handset to talk.OperationTo use onhook dialling:Hardware Requirements• N/AConsiderations• N/AAction Result1. Press the ON/OFF key. Intercom dial tone2. Enter a trunk access code (default = 9 [UK/HK], 0 [Taiwan,Malaysia, Indonesia] or 81-84), or dial an extensionnumber.3. If you entered a trunk access code in step 2, dial the phonenumber. Otherwise, proceed to step 4.4. When the call is answered, lift the handset to talk.